Pertronix billet distributors combine maximum ignition performance with easy installation and an affordable price. The CNC machined and polished housing of 6061 T6 aluminum contains an Ignitor II electronic ignition module. There are no points to burn out or change and no adjustments are ever needed. It comes from the factory with a performance advance curve and additional springs are provided for designing custom advance curves. The high dielectric strength cap and rotor have solid brass contacts and this distributor is smog legal in all 50 states.